Polygon Helios A7 vs Tern BYB P8

Compare Specifications of Polygon Helios A7 and Tern BYB P8

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Polygon Helios A7
Polygon Helios A7

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Tern BYB P8
Tern BYB P8

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Technical Specifications
Frame ACX Performance UCI Approved Tern BYB, Aluminum, TriFold patented technology, EFBE tested: ISO 4210
Stem FSA NS SMR, EXT: 90mm (XS, S) / 100mm (M, L) / 110mm (XL), BB: 31.8mm, R/D: 6degree Tern Andros (G2), adjustable, forged construction, patented technology
Handle Bar FSA Energy Compact, W: 400mm (XS, S) / 420mm (M, L) / 440mm (XL), BB: 31.8mm, R/D: 123.2mm, B/R Flat bar, 6061-AL, Andros adapted
Fork ACX Performance UCI Approved, Taper 1-1/8" TO 1-1/2" Tern Tarsus, 6061-AL, hydroformed
Seatpost Carbon, Aero 35 x 337mm (XS) / 357mm (S, M, L, XL) Tern Telescope, 34.9/30.9 mm, 2014-AL
Grip -- Velo ergonomic, lock-on
Crankset SHIMANO 105 FC-R7000 52/36T, Crank Arm: 170mm (XS, S, M) / 172.5mm (L, XL) Forged 6061-AL, 52T
Pedals -- MKS EZY
Chain SHIMANO CN-HG601-11 KMC, 8 spd
Shifters SHIMANO 105 ST-R7020, 2x11-Speed DCL Shimano, 1 x 8 spd
Saddle ENTITY FLUX2, CR-MO ø 7mm Tern Porter, patented GripPad design
Headset Integrated (IS) Sealed Bearing for OS Head Tube, IS 52/28.6 | IS 52/40 Flux, cartridge bearings, Physis integrated
Derailleur Rear SHIMANO 105 RD-R7000-SS Direct Attach Shimano Acera, Shadow RD
Hub Front Alloy Thru Axle 12x100mm 24H Sealed Bearings Center Lock Kinetix Neutron Mini 74, sealed cartridge bearing
Hub Rear Alloy Thru Axle 12x142mm 24H Sealed Bearings Center Lock Novatec, sealed cartridge bearing
Spoke R: Stainless Straight Pull Butted NDS:279mm DS:277mm Stainless steel
Cassette SHIMANO 105 CS-R7000-11 11-30T Shimano 11-32T, 8 spd
Bottom Bracket SHIMANO BB-RS500-PB --
Headlamp -- Opt: Tern Valo 2, integrated, 41 lux/150 lumens
Taillamp -- Opt: Deluxe LED
Tyres
Front SCHWALBE One ADDIX 700x28C Schwalbe Citizen, 42-406, puncture protection, Reflex
Rear SCHWALBE One ADDIX 700x28C Schwalbe Citizen, 42-406, puncture protection, Reflex
Wheel / RIM Wheel Set: ENTITY WR3 Disc (30mm) W/ Tubeless Tape Installed
Rim: Carbon 622-19 24H for Tyre 622-28/62 Disc Tubeless Ready
Size : 20" wheels
Rims : Doublewall aluminum
Brakes
Front SHIMANO SM-RT70 160mm Rotor, SHIMANO 105 BR-R7070 Flat Caliper Kinetix SpeedStop V-brakes, stainless hardware
Rear SHIMANO SM-RT70 140mm Rotor, SHIMANO 105 BR-R7070 Flat Caliper Kinetix SpeedStop V-brakes, stainless hardware
Brake Lever SHIMANO 105 ST-R7020 Shimano
Suspension
Front -- --
Rear -- --
Colors Available
Colors Cobalt Blue Champagne
Dark Bronze
Silver Blue


Physical Specs
Length -- --
Weight -- 14 kg
Overview
About The Polygon Helios A7, featuring a UCI-approved ACX Performance frame and fork, offers precise Read More --
Features -- - 30% smaller than traditional 20” folding bikes
- Fits conveniently into lockers, closets, or any narrow space
- Metro Transit Rack with built-in spinner wheels for easier trolleying
- Fits riders from 4’10” – 6’5”
- New TFL Joint with 3D interface, DeadBolt design and SpringLock technology
- New 3D-forged Physis RF Handlepost
- Tern Porter saddle with patented GripPad design
- 8-speed Shimano Acera, Shadow RD derailleur
Additional Details -- SPEEDS : 1 x 8
FOLDING SIZE : 13.8" x 31.9" x 20.5"
FOLDING TIME : 30 seconds
FRAME SIZES : One size
GEAR INCHES : 31" - 91"
SEATPOST CLAMP : Oversize, 6061-AL, 2pc
BOTTOM BRACKET : FSA, Cartridge, sealed bearings
SHIFTER CABLE & HOUSING : Jagwire LEX-SL, slick treatment, alloy ferrules
BRAKE CABLE & HOUSING : Jagwire, anti-compression housing, Slick Lube liner
DISTANCE: SEATPOST TO HANDLEBAR : Min: 24.8"; Max: 26.6"
DISTANCE: SADDLE TO PEDAL : Max: 41.1"
SUGGESTED RIDER HEIGHT : 4'10" - 6'5"
MAX LOAD WEIGHT : 231 lb
HANDLEPOST : Tern Physis RF, 3D forged, 5 patented technologies
Accessories -- BELL : Pitch, brass
CHAINGUARD : Hebie
KICKSTAND : Deluxe center mount
CLIP SYSTEM : AnchorBolt
LUGGAGE SOCKET : Yes
FENDERS : SKS, stainless hardware
RACK(S) : Tern Metro Transit Rack

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